答案　D

2.Which of the following is one of the earliest epidemics on record?

A.The Black Death.

B.The epidemic which happened about 500－550 AD and swept through North Africa，the Middle East and Europe.

C.The Spanish Flu.

D.SARS.

答案　B

3.Which of the following is one of the main causes of the fall of the Roman Empire according to the passage?

A.Up to 50% of the area's population died of a serious epidemic.

B.The king of the Roman Empire died.

C.The economy of the Roman Empire had fallen down.

D.Other countries invaded the Roman Empire.

答案　A

4.Which of the following is NOT the condition for "The Black Death" to spread worldwide?

A.War.

B.Crowded cities.

C.A lack of basic health routines.

D.Food.

答案　D

5.What kind of people did the Spanish Flu strike most?

A.Women. B.The young and fit.

C.The old. D.The weak.

答案　B

Ⅲ.课文难句分析

1.Modern communication technology and medical research techniques allow health experts all over the world to unite，share knowledge，and work together without pause to help put SARS behind us.

[句式分析]　本句是简单句。Modern communication technology and medical research techniques是主语；谓语动词是allow；health experts all over the world是宾语；to unite，share knowledge，and work together without pause是三个不定式连用，作宾语补足语；to help put SARS behind us作目的状语。

[自主翻译]　现代通讯技术和医学研究技术使全世界的医学专家们能够联合起来，分享知识，不停顿地通力合作，这将有助于我们摆脱"非典"。

2.Many people fear it could be the next global epidemic，especially as scientists who studied tissue from the bodies of people who died of the 1918 Spanish Flu proved that Bird Flu is a modern